Job Description
Flexsin is hiring (immediate joining) an experienced Network Administrator with strong expertise in on-premise and cloud networking environments. The ideal candidate will have hands-on experience with enterprise firewalls, routing, VPNs, and Azure cloud networking, along with automation skills using Infrastructure as Code tools.
Responsibilities
Design, configure, and manage Cisco ASA firewalls, including:
- Advanced security policies
- Site-to-site and remote access VPNs
- High-availability and failover configurations
Administer And Troubleshoot MikroTik RouterOS Environments, Including
- Routing and firewall rules
- VPN configuration
- Traffic shaping and bandwidth management
- Device monitoring and maintenance
Manage And Support Azure Networking, Including
- Virtual Networks (VNets) and Subnets
- Network Security Groups (NSGs)
- Azure Firewall
- Hybrid connectivity using VPN Gateway and ExpressRoute
- Azure load-balancing solutions (Load Balancer, Application Gateway)
Implement And Maintain Network Automation Using
- Ansible for configuration management
- Terraform for infrastructure provisioning and management
Troubleshoot complex network issues across on-premise and cloud environments
Ensure network security best practices and compliance
Create and maintain clear technical documentation
Collaborate with cross-functional teams to support business requirements
Skills & Qualifications
Strong hands-on experience with Cisco ASA firewalls
Proven expertise in MikroTik RouterOS
Solid knowledge of Azure cloud networking
Experience with Ansible and Terraform
Strong Understanding Of
- Routing protocols
- Network security principles
- VPN technologies
Excellent troubleshooting and problem-solving skills
Strong communication and documentation abilities
Ability to work independently and as part of a team
Experience in hybrid (on-prem + cloud) network environments
Azure networking certifications (AZ-700 or similar)
Experience supporting production enterprise networks
